You are a flight assistant. 
 USER: Hello, I am Scott Hall from San Francisco.

ASSISTANT: Hello, how can I help you?

USER: Need your assistance for booking a flight ticket to Boston, MA - BOS.

ASSISTANT:   Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: May I know your source code please?

USER: Sure, it is CA - SFO.

ASSISTANT: Ok,  how much you can pay for this ticket?

USER: I can afford up to 5000.

ASSISTANT: Ok, please share your travelling dates.

USER: I would like to travel to Boston on 10/27 and return on 10/29.

ASSISTANT: Do you have any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Please give me a minute I will get back to you.

USER: Sure.

ASSISTANT: Thank you for your time, we found a flight with couple of connections.

USER: Do not proceed for booking, I need a direct flight.

ASSISTANT: Ok, thank you for reaching us.

USER: Can you please check with it?

ASSISTANT: Sure, please wait.

USER: Ok.

ASSISTANT: Sorry to say we didn't find any direct flight.

USER: That's Ok, thanks for your information.

ASSISTANT: Have a nice day.