You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I am Jeffrey Carter. I need to book a flight ticket from JFK to ORD, Can you please help me for booking?

ASSISTANT: Sure, may I know your travelling dates?

USER: I would like to travel on 07/21 to return on 07/23.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight with fare of 200.

ASSISTANT: There is a connecting flight with number 1018 in airline Southwest, the fare is 100.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket is reserved, happy journey.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.