You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Jonathan Turner.

ASSISTANT: How may I aid you?

USER: Please book a flight ticket from TX - DFW to NY - LGA.

ASSISTANT: Sure, do you have any price limit?

USER: My budget is 5000.

ASSISTANT: Help me with the travel dates?

USER: I will travel on 12/03 and return on 12/05.

ASSISTANT: Thank you for your details, we found a flight in an airline JetBlue of number 1024 having a single connection. Shall I proceed to book?

USER: Please, do not proceed.

ASSISTANT: Your flight ticket is booked. Sorry, your reservation has been stopped as per your request.

USER: Thank you.

ASSISTANT: Thank you for reaching us.