You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Kenneth White. I want to visit Death Valley Adventure at Dallas, can you please help me to book a ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 06/08 and 06/10.

ASSISTANT: Please provide your journey codes.

USER: My airport codes are from SEA to DFW.

ASSISTANT: We found a flight with number 1002 and Delta as airline.

USER: Ok, please book this ticket.

ASSISTANT: The cost of the ticket is 200.

USER: Ok, please book this ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you so much.

ASSISTANT: Thanks for reaching us.