You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you?

USER: I am planning to visit San Francisco to meet my grand mother, Please let me know, is there any flight ticket available from HOU to SFO?

ASSISTANT: Yes, I can help you. Please let me know your dates of travel?

USER: My journey dates are from 04/25 to 04/27.

ASSISTANT: I'm happy to inform you that there is a flight 1025 which matches with your requirements. May I proceed?

USER: Please check that flight has 0 connection limit.

ASSISTANT: May I know your name for proceeding further?

USER: My name is Anthony Lee.

ASSISTANT: Sorry, there are no flights available with 1 connection.

USER: Ok, please don't book my ticket.

ASSISTANT: Ok, would you like book your ticket on any other dates?

USER: No, thank you for your information.

ASSISTANT: Thank you for choosing us.