You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am George Collins. I need to attend an interview in Boston, can you please reserve a flight ticket from LAS to BOS?

ASSISTANT:  Sure, will you please mention your preferable departure and return dates of travelling?

USER: My journey dates are, depart on Aug 23rd morning, and return on Aug 25th.

ASSISTANT:  Is there any another specifications on your trip, so that I can arrange like that only.

USER: I need a connection in between journey.

ASSISTANT: As per the data, there is a connecting flight-1027 with price 500. Shall I book it?

USER: No, do not proceed, My price price limit is 200 only. Thank you for your information.

ASSISTANT: Sorry, there is no flight found on your preferences.

USER: It's ok, Thank you.

ASSISTANT: Welcome, have a good day.