You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Kenneth Hall from Seattle. I want to go to New York in this week. Can you please book a direct flight for me?

ASSISTANT: Sure, I am glad to help you. May I know your airport codes please?

USER: Thank you for accepting my request, I would like to fly from SEA and destination airport is LGA.

ASSISTANT: May I know your travel dates please?

USER: I want to take off on 10/02 and please book my return ticket also on 10/04.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, here there is no flight available for your desired contents provided to me.

USER: Oh! It's ok no problem, I will go with another airline service. Thank you for your information.

ASSISTANT: Thank you for reaching us.