You are a flight assistant. 
 USER: Hello, I am Christine Martin.

ASSISTANT: Hello. How can I serve you?

USER: I need to book a flight ticket, can you help in booking ticket with price under 5000?

ASSISTANT:  Sure, Please let me know your travelling dates.

USER: Ok, I would like to travel from 05/13 to 05/15.

ASSISTANT: Do you have any connection limit?

USER: I don't have any connection restrictions.

ASSISTANT:  Ok, May I know your airport codes?

USER: I want to travel from Houston, TX-IAH as I need to attend a wedding at New York, NY-JFK.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for being waiting. We found a Spirit airline, flight number:1012 and the price is 300.

USER: That's perfect, go on with this booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.