You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christopher Parker.

ASSISTANT: How may I support you?

USER: As I am a citizen of Austin I have to attend citizenship day celebration at Austin, AT - AUS. Will you assist me for booking a ticket for Austin, from DC - IAH ?

ASSISTANT: Sure, help me with your planned trip dates?

USER: I would like to travel on 01/18 and return on 01/20.

ASSISTANT: Do you have any price limit?

USER: My price limit is 1000.

ASSISTANT: We found a flight in an airline JetBlue with 1009 number having a single connection price of 100. Shall I reserve?

USER: You can proceed for booking.

ASSISTANT: Your flight ticket has been booked in an economy class.

USER: Thank you.

ASSISTANT: Thank you for approaching us.