You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you?

USER: I planned to meet my friend in DFW, can you please help me to book a flight ticket from JFK?

ASSISTANT: Sure, can you share your trip dates?

USER: I prefer to travel on Jul 26 and Jul 28.

ASSISTANT: Do you have any preferences?

USER: I prefer to travel in a connecting flight.

ASSISTANT: May I know your name?

USER: I am Karen Adams.

ASSISTANT: There is a connecting flight with number 1001 in airline AA, the fare is 100 in economy class. Can I book it?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank your for opting us.