You are a flight assistant. 
 USER: Hello, I am Michael Collins.

ASSISTANT: Hello, how may i be there for you?

USER: I need to book a flight ticket from DFW to IAH, Can you please help me for booking?

ASSISTANT: Sure, please let me know your price limit for this booking.

USER: I can pay up to 1000.

ASSISTANT: When are you planning to make your trip?

USER: I would like to travel on 02/03 to 02/05.

ASSISTANT: Ok, there is an AA airline with flight number 1014 available on your required dates and the fare is 100. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been confirmed in economy class.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us.