You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, may I know your good name? How can I assist you?

USER: I am Daniel Perez, I need to be a part of my sports eve which is going to be held in SFO.

ASSISTANT: Ok.

USER: Book my ticket from HOU with a connecting flight.

ASSISTANT: Sure, we are here to make your booking in a easy way. May I know your full journey dates?

USER: 06/14 - 06/16 are my dates of travel.

ASSISTANT: Thank you for providing your information, give a minute I will be back and revert you.

USER: Sure.

ASSISTANT: Thank you for your patience.

USER: Ok.

ASSISTANT: I have gone through all data, but no flights found on your journey dates to SFO.

USER: Ok, no problem.

ASSISTANT: Ok.

USER: Thank you for prompt service.

ASSISTANT: Thank you for choosing us, have a cheerful day.