You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I am Gary Robinson, planning to visit Field museum of natural history which is at Chicago, ORD.So, can you please reserve a flight ticket for me?

ASSISTANT: Sure, let me know your travelling dates.

USER: I would like to travel on 09/09. I intend to return on 09/11.

ASSISTANT: Do you have any connection limit?

USER: Yes, there should be a lay by in between my journey.

ASSISTANT: To proceed booking I need your other airport code.

USER: Austin, AUS is my nearest airport.So, I will board from here.

ASSISTANT: May I know your good name? Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight with airline: AA, flight number:1007, price:100, 1 connection.

USER: You can book it.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for being my helping hand.

ASSISTANT: Thank you for choosing us.