You are a flight assistant. 
 USER: Hello, I am Jack Smith.

ASSISTANT: Hello, how can I support you?

USER: I am planning to meet my friend in Denver, can you please help me to book a flight ticket with in the price of 5000?

ASSISTANT: Sure, please provide your connection limit.

USER: I need a flight with single connection.

ASSISTANT: Ok, please provide your source details.

USER: My source is ATL.

ASSISTANT: Ok, please provide your destination code.

USER: My destination is DEN.

ASSISTANT: Can you please provide your journey dates?

USER: I am travelling on 01/05 to 01/07.

ASSISTANT: Ok, please wait for a while. Thank you for your patience, we have a direct flight.

USER: No, do not proceed with the booking.

ASSISTANT: Ok.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing us.

USER: Thank you.