You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I am George Williams here. I would like to book a flight ticket from SFO to LGA. Can you please help me?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My traveling dates are from 06/26 to 06/28.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Sorry, I want a direct flight in my journey, please recheck with that.

ASSISTANT: Sorry, there are no flights found in our database.

USER: Not a problem, anyway thank you for the information.

ASSISTANT: Thank you for reaching us.