You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Barbara Clark.

ASSISTANT:  How can I aid you?

USER: I would like to go OAK from IAD for my business meeting. Can you help me in booking a single connecting flight?

ASSISTANT: Ok, please provide me your journey dates?

USER: Sure, my journey dates are 09/09 and 09/11.

ASSISTANT: We found connecting flight Hawaiian with flight number 1011 and fare is 100. Can I proceed for booking?

USER: Yes, proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT:  Thank you for availing us.