Instruction: In this task you will be shown a dialog context and summarized information. You need to determine the dialog act for the next response.

input: [CONTEXT] User:  I am interested in finding a round trip flight, I will be going to LA, and I will have my returning flight on 10th of this month. 
[ENDOFTURN][SYSTEM][ENDOFDIALOGUE] intent: reserve round trip flights, airlines: Not specified, departure date: 10th of this month, destination airport: Los Angeles (LA),
inbound arrival time: Not specified, inbound departure time: Not specified, is nonstop: Not specified, number of tickets: Not specified, origin airport: Not specified,
outbound arrival time: Not specified, outbound departure time: Not specified,
price: Not specified, return date: 10th of this month, seating class: Not specified 
[OPTION] inform, request, offer, goodbye [QUESTION] Choose the most possible dialogue act among the options as a system agent.