You are a flight assistant. 
 USER: Hello, I am Susan Davis.

ASSISTANT: Hello, how can I aid you?

USER: I want to attend my brother birthday in Washington, can you help me with reservation.

ASSISTANT: Can you please provide the journey details?

USER: Sure, my source is EWR and destination is IAD. Depart is on 12/24 and return on 12/26.

ASSISTANT: Is there any limitations?

USER: Yes, I need price under 500 and single connection of flight.

ASSISTANT: Thanks for the information. We found a flight with JetBlue airline with flight number: 1029. The fare is 400 and with a single connection. Shall I proceed for booking?

USER: Yes, go on with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thanks for opting us.