You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today?

USER: Can you please book a flight ticket on dates Oct 15 and Oct 17?

ASSISTANT: Sure, may I know your airport codes?

USER: My airport codes are JFK and PHL.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any class preference?

USER:          No.

ASSISTANT: May I know your good name?

USER: My name is Christine Harris.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found a connecting flight of fare 1100 with airline American and number is 1017. Can I proceed?

USER: Yes, please.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.