You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Betty Allen.

ASSISTANT: Betty Allen, how may I help you?

USER: I want to book a flight ticket from MCO to LAS, can you help me in flight booking?

ASSISTANT: Sure, please provide your trip dates.

USER: I would like to depart on May 29, return on May 31.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: JetBlue airlines with flight 1029 is providing service with a connecting flight and ticket costs you 900 in business class.

USER: Do not proceed to booking, because my price limit is 200.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for contacting us.