You are a flight assistant. 
 USER: Hello. I am Christine Harris.

ASSISTANT: Hello, How can I serve you?

USER: I would like to visit Boston, MA - BOS. Can you help me with book a flight ticket on 01/24?

ASSISTANT: Sure, May I know the source code?

USER: MY source code is from New York, NY - EWR.

ASSISTANT: Please help me with your return date.

USER: I would like to return on 01/26.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We have found a direct flight from Delta airline. Shall I proceed?

USER: No, I need single connection in between my journey.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for availing us.