You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Frank Allen here.

ASSISTANT: How can I help you out?

USER: I want to go for a holiday trip. Can you please book my tickets from DTW - JFK.

ASSISTANT: Sure, we are happy to help you. May I know your trip dates?

USER: My travelling dates are 02/21 and 02/23.

ASSISTANT: Do you have any halt in between journey?

USER: Yes, I want 1 halt in between my journey.

ASSISTANT: Is there any other specifications?

USER: No more, thank you.

ASSISTANT: Thanks for providing details, there is a flight found in Southwest airline with a fare of 200 and the flight number is 1021. Shall I proceed?

USER: Yes, you can proceed with that one.

ASSISTANT: Ok, your ticket has been reserved in economy class.

USER: Thank you, for your service.

ASSISTANT: Thank you for contacting us.