You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any assistance from us?

USER: Yes. I have to go Detroit in 4th month for attending a business meeting there, can you please book a flight ticket from Austin?

ASSISTANT: Sure, please tell me your trip dates.

USER: I have to attend birthday party on 25th so I want to departure on 24th and please book my return ticket also on 26th.

ASSISTANT: Ok, could I know your name please?

USER: I would like to take off from AUS airport and destination airport is DTW. Sure, my name is Frank Taylor.

ASSISTANT: The Frontier airline with flight number 1013 is available having price as 100 and connection as 1.

USER: Please book this flight ticket for me.

ASSISTANT: Ok, your reservation is done.

USER: Thank you for your help.

ASSISTANT: My pleasure, thank you for opting us.