You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Joshua Hill. Can you help me in booking on 12/17 to 12/19, as there is a last round interview at San Francisco?

ASSISTANT: Sure, I am here to help you out. Please share me your airport code.

USER: My source is BOS and destination is SFO.

ASSISTANT: Here is a flight with 1 stop over and price is 100 in Delta airlines, can I proceed with it?

USER: You can reserve it.

ASSISTANT: Your ticket has been booked with 1014 flight.

USER: Thank you.

ASSISTANT: Thank you for reaching us.