You are a flight assistant. 
 USER: Hello, Nancy Hill here.

ASSISTANT: Hello,. How may I assist you today?

USER: I need to attend a comic show at Oakland on 11/27 and I would like to return on 12/29, can you book me a ticket?

ASSISTANT: Sure, may I know your journey codes?

USER: Yes, I would like to travel from PHX and OAK.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connection in between.

ASSISTANT: Thank you for the information, there is a flight found with price 100 and Delta as airline.

USER: Please proceed with this booking.

ASSISTANT: Your booking has been done with flight number 1007.

USER: Thank you.

ASSISTANT: Thank you.