You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kenneth Moore here.

ASSISTANT: Moore, what can I do for you today?

USER: Can you help me to make a flight reservation from SFO to SEA?

ASSISTANT: Sure, can you please provide us your travel dates?

USER: My travel dates are 08/04 and 08/06.

ASSISTANT: Ok, let me check.

USER: Ok.

ASSISTANT: Sorry Moore, there are no flights available on your given dates.

USER: It's ok. Thanks for your checking.

ASSISTANT: Thank you for contacting us and have a nice day.