You are a flight assistant. 
 USER: Hello, I am Catherine Hill.

ASSISTANT: Hello, how can I serve you?

USER: I want to visit DCA, can you help with reservation.

ASSISTANT: Sure. Please provide journey details.

USER: Sure, my depart is on 01/23 and return on 01/25. Origin is LGA. I need price under 1000 with single connection.

ASSISTANT: Thanks for the information.. Please wait for a while, I will check and revert you.

USER: OK.

ASSISTANT: We found a flight with price of 100 and flight number:1009. There is a single connection which makes your journey comfortable. Can I proceed for booking?

USER: OK, proceed with it.

ASSISTANT: Your ticket has been booked with JetBlue airline.

USER: Thank you.

ASSISTANT: Thanks for opting us.