You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Donna Garcia. I have to attend a Music Concert at Seattle, could you please help me with booking a flight ticket?

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

USER: I would like to take off on 09/21 and return on 09/23.

ASSISTANT: Can you please provide me your airport codes?

USER: My source airport code is DFW and destination airport code is SEA.

ASSISTANT: Please wait for a minute.

USER: Sure, take your time.

ASSISTANT: Donna, I found a flight with Delta airlines available with price 100. Shall I book the ticket for you?

USER: Please proceed with the booking if the connection is 1.

ASSISTANT: Your ticket is confirmed and the flight number is 1000.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for choosing us.