You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Steven Lee.

ASSISTANT: How may I be of your service?

USER: Can you help me in book a flight ticket from JFK to IAD?

ASSISTANT: Sure, we are glad to assist you in booking.

USER: Thank you.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: Please let me know if you have any other comforts.

USER: My journey dates are from May 7 to May 9.

ASSISTANT: Ok. Please wait a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an economy class ticket providing by Southwest airline with the flight number-1010. Shall I book the ticket?

USER: Ok, proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: It's pleasure to serve you.