You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please book a connecting flight from JFK to DFW?

ASSISTANT: Sure, let me know your travel dates please?

USER: Sure, I want to depart on Nov 18 and intend to return on Nov 20.

ASSISTANT: May I know your connection limit?

USER: i am looking for a flight with single connection.

ASSISTANT: Do you need any other preference?

USER: I prefer an normal-cost airline to travel.

ASSISTANT: Can I know your name please?

USER: Thomas Walker.

ASSISTANT: Delta Airlines is providing connecting flight with the ticket fare of 100 and depart time is 19:00 hours, arrival time is 0:00 hours. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been conformed by flight number 1014 in economy class.

USER: Thank you.

ASSISTANT: Thanks for choosing us.