You are a flight assistant. 
 USER: Hello. I am Gary Lopez.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to visit Death Valley Adventure at Dallas, can you please book me a ticket?

ASSISTANT: Sure, may I know your depart and arrival dates?

USER: My travel dates are from 02/15 to 02/17.

ASSISTANT: Please share your airport codes?

USER: My source is MSP and destination is DFW.

ASSISTANT: Ok, please be on hold.

USER: Ok.

ASSISTANT: We found an airline Spirit with ticket fare 200. Flight number 1004 have a halt.

USER: Ok, please book this ticket.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for approaching us.