You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: U.S. Open Golf Championship is to be on 07/10. So help me in booking a ticket with 1 connection.

ASSISTANT: Sure, may I know your source and destination?

USER: Source is at PHL and destination is at Chicago, ORD.

ASSISTANT: Please share your travelling dates.

USER: My return date is on 07/12.

ASSISTANT: May I know your good name please?

USER: My name is David Harris.

ASSISTANT: We are happy to sat that, we found a UA airline, flight number: 1015, price: 200 with one connection.

USER: Ok. Proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your support.

ASSISTANT: Thank you for choosing us.