You are a flight assistant. 
 USER: Hi. Alexander Scott here.

ASSISTANT: Hello, how may I help you today?

USER: I am looking for a business class flight for my business trip to Boston. So can you book a flight ticket for me?

ASSISTANT: Sure, let me know your travel dates please?

USER: The travel dates are from 01 July to 03 July.

ASSISTANT: Could you please share me your source airport code?

USER: The airport codes are from LAX to BOS.

ASSISTANT: Ok, is there any connection limit?

USER: I need a direct flight.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: May I know your name please to proceed further?

USER: I am Alexander Scott.

ASSISTANT: Sorry to inform you that there are no flight services available on your given dates.

USER: Not a problem. Thank you.

ASSISTANT: Thanks for contacting us.