You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you for today?

USER: Jeffrey Moore here. Can you please book a flight ticket from DFW to IAD?

ASSISTANT: Sure, I am here to help you in booking your flight ticket Moore.

USER: Thank you.

ASSISTANT: Can you please provide your planned dates of your journey?

USER: Sure, I need to travel on dates of 04/21 and 04/23.

ASSISTANT: Please hold on for sometime and in mean while if you are having any requirements please can you provide it?

USER: Sure, I will wait for your response and I need connection 1 so please check with that.

ASSISTANT: Sorry to say this Moore, there is no flight which such a connected flight to your region.

USER: Oh! It is sad to hear. Anyway, I will go with another agency this time.

ASSISTANT: You are most welcome, thank you for reaching out here. Hope you have a nice day.

USER: Thank you for your time.