You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, may I know your name?

USER: I am Jerry Smith.

ASSISTANT: Jerry, how can I serve you today?

USER: Can you please reserve a flight ticket to New York, LGA as I want to visit Metropolitan museum?

ASSISTANT: Sure, we can help you in booking. Can you please provide me your source code?

USER: My boarding point is Seattle, SEA.

ASSISTANT: Ok, do you need a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Please forward me your journey dates.

USER: I want to fly on 10/05 and return on 10/07.

ASSISTANT: Please hold on for a moment.

USER: Sure.

ASSISTANT: Sorry to say you that there is no flight available on your route.

USER: It's ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.