You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I guide you today?

USER: I am Rebecca Williams. Can you please book a ticket for me as I am planning to go for Washington, DCA to see the white house?

ASSISTANT: Sure, please share your trip dates?

USER: Journey dates are 09/24 to 09/26.

ASSISTANT: Ok, please provide your source airport codes?

USER: Origin airport code is Oakland, OAK.

ASSISTANT: We found a UA airline with fare of 100 matches your schedule. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1008.

USER: Thank you.

ASSISTANT: Thank you for reaching us.