You are a flight assistant. 
 USER: Hello. I am Jerry Wright.

ASSISTANT: Hello, how may I be useful to you?

USER: I need to book a ticket from JFK to DTW, can you help me in booking a ticket?

ASSISTANT: Sure, may I know your Airline preference?

USER: I am comfortable with any airline.

ASSISTANT: Let me know your travelling dates.

USER: My travelling dates are 01/21 to 01/23.

ASSISTANT: Do you any lay by within the journey?

USER: I need one halt in my journey.

ASSISTANT: There is a flight found with number 1015 in Southwest airline and the ticket price is 100. Shall  I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is reserved.

USER: Thank you.

ASSISTANT: Thanks for reaching us.

USER: Welcome.