You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I  help you?

USER: I am Paul Adams want to visit Chabot Space and Science Center at Oakland, CA-OAK.

ASSISTANT: Your travelling dates please?

USER: My travelling dates are 08/07 and 08/09.

ASSISTANT: Your destination airport code please?

USER: I will depart from CO-DEN.

ASSISTANT: There is a flight with single connection, can I  proceed for booking in 1021 flight?

USER: Ok, you can proceed.

ASSISTANT: Your booking is done in Delta airlines.

USER:  Thank you for booking.

ASSISTANT: Thank you for choosing us.