You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you day?

USER:  I want to book a flight ticket to Denver with price under 5000. Can you help me with it?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Travel dates are 10/07 and 10/09.

ASSISTANT: Can you please share your source and destination?

USER: Source is LGA and destination is DEN.

ASSISTANT: May I know your good name?

USER: My name is Jennifer Taylor.

ASSISTANT: Thanks for providing your good name. We found an airline: Spirit, flight number: 1011 with a single connection and price is 200.

USER: Yes, you can proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for the help.

ASSISTANT: Thanks for opting us.