You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you book me a ticket from CLT to JFK?

ASSISTANT: Sure, please mention your travel dates.

USER: My journey dates are Jan 07 to 09.

ASSISTANT: Do you have any preferences?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Jeffrey Carter here.

ASSISTANT: Flight-1009 is available in Delta airlines with single connection and the ticket fare is 100. Can I proceed?

USER: Ok, proceed.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.