You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Myself Pamela Lewis. I am looking for a flight from IAD to LAX, can you help me in booking?

ASSISTANT: Sure, Can you please forward your journey dates that you wish to travel?

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

ASSISTANT: Do you prefer any halt in between journey?

USER: No, I am looking for a direct flight under 200 price.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry to say that, there is no direct flight found on your requested dates.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thanks for choosing us.