You are a flight assistant. 
 USER: Hello, I am Michelle Thomas.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to go for an outing at Dallas. Can you book a ticket for me?

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

USER: I am planning to start on 01/09 and return back on 01/11.

ASSISTANT: Ok, may I know your airport codes please?

USER: Search for the flights from CLT to DFW.

ASSISTANT: Ok, hold on for a moment.

USER: Ensure that fare limit is 500.

ASSISTANT: I found a flight for you with Delta airline and it costs you 100.

USER: Please proceed.

ASSISTANT: Shall I proceed? Your ticket has been proceed with 1026 flight number.

USER: Thank you for booking my ticket.

ASSISTANT: Welcome, thank you for opting us.

USER: You are welcome.