You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I aid you?

USER: This is Helen Parker.

ASSISTANT:  Ok.

USER: I would like to visit Oakland Museum of California at Oakland, CA-OAK. Can you help me with book a flight ticket?

ASSISTANT: Sure, I am here to help you. May I know your travelling dates please?

USER: Thank you. My travelling dates are 09/26 and 09/28.

ASSISTANT: Ok, share your source code please.

USER: My source airport code is DC-IAD.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1011 and airline UA at a price of 100 with 1 connection. Shall I proceed?

USER: Please proceed.

ASSISTANT: Sure, your booking is done.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a good day.