You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Cynthia Miller.

ASSISTANT: OK Cynthia, how may I guide you?

USER: I have to visit IAD on my business meeting. Can you help me in booking a ticket from IAD to IAD?

ASSISTANT: Sure, I can help you in your booking. Can you please confirm your travelling dates?

USER: I'm planning to move on 03/21 and return will be on 03/23.

ASSISTANT: OK, can you please wait a moment to check the availability?

USER: Sure.

ASSISTANT: Thank you for waiting , there is a flight 1001 with Sprint airlines travelling towards your destination. Shall I continue with booking?

USER: Make sure that It should be with 0 connections.

ASSISTANT: Sorry Miller, we cannot provide you  0 connecting flight as per your requested dates.

USER: It's fine, thank you for your information.

ASSISTANT: OK, thank you for reaching us. Hope you have a great day Miller.

USER: Welcome.