You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you out?

USER: I want to meet my uncle at New York, please help me to book my flight ticket from DFW to JFK.

ASSISTANT: Sure, we are happy to help you. When are you planning to make your journey?

USER: I would like to depart on June 21st and return on June 23rd.

ASSISTANT: Do you have any lay by in between journey?

USER: Please check for the single connection flight and let me know.

ASSISTANT: Please help me with your class preference.

USER: I am fine with any class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: On which name would you like me to book the flight?

USER: Please book in the name of Carol Jackson.

ASSISTANT: Thanks for providing details, there is a connecting flight found in Delta airline with a fare of 200 which departs at 4:00 and return at 1:00. Shall I proceed for booking?

USER: Yes, please book the ticket for me.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1014.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.