You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Lisa Jones. I wan to go for Long Trips, can you help me out in booking a ticket with price limit 200?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates are from 05/25 to 05/27.

ASSISTANT: Can you please provide me your source and destination airport codes?

USER: My airport codes are from DEN to IAH.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a JetBlue airline, flight number: 1020, price: 100 with one connection.

USER: Ok.

ASSISTANT: Shall I proceed with this booking?

USER: Sure, proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us.