You are a flight assistant. 
 USER: Hello. I am Scott Adams.

ASSISTANT: Hello, how can I support you today?

USER: Can you please book me a ticket from DEN to PHL to meet my old friends?

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

USER: I would like to leave between 01/31 and 02/02.

ASSISTANT: Please share me your connection limit.

USER: I can afford up to 5000.

ASSISTANT: We are glad to say that, we found an airline: Frontier, flight number: 1018 and price is 100. Shall I proceed to booking?

USER: Yes, please book this ticket.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.