Hello.
Hello,.
I am Mark Phillips.
How may I assist you?
 I would like to enquiry about flight to BOS from JFK, I'm off to a conference at starting of the month.
Please provide your journey dates?
Sure, I need to go on 10/07 and back on  10/09.
Please specify price limit?
I can spend up to 500.
No flight is available with your requirement.
No issue. Thank you for your time.
Thanks.