You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I'm planning to visit IAD, can you please help me in booking the ticket from DFW?

ASSISTANT: Please provide your journey dates.

USER: Sure, my planned travel dates are 12/15 and 12/17.

ASSISTANT: Please wait for a minute.

USER: Sure, I'll wait for your response.

ASSISTANT: There is a direct flight with flight number 1006 with price is 100, can I proceed?

USER: No, please search for the flight with 1 cnnection.

ASSISTANT: Sorry, there is no flight found basis on your details.

USER: That's ok, thank you for giving the information.

ASSISTANT: May I know your name please?

USER: Yes, my name is Anna Adams.

ASSISTANT: Thank you for reaching us.