You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What type of service do you expect from our agency?

USER: I need to attend a business meeting at Boston, can you please help me in booking a flight ticket from LAX to BOS?

ASSISTANT: Sure, can I know your name please?

USER: Myself Timothy Thompson.

ASSISTANT: Ok, please share your scheduled travel dates.

USER: Sure, my travel dates are from Apr 27 to Apr 29.

ASSISTANT: Ok, could you please tell me your preference about the number of connections in between your journey?

USER: I would prefer direct flight for my trip. No more requirements.

ASSISTANT: Do you prefer either an economy class flight or a business class flight?

USER: I am comfortable with any class.

ASSISTANT: Ok, please give me sometime. I will search the flight availability and then get back to you.

USER: Sure, I will wait for your response.

ASSISTANT: There are no direct flights available in this route on the dates  you have mentioned. Sorry for the inconvenience.

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

ASSISTANT: My pleasure to inform you. Thank you for communicating with our agency.