You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: Myself Ryan Robinson from Seattle. I would like to travel from SEA to LAX for an important meeting, can you please search is there any flight available for me?

ASSISTANT: Sure, May I know the travel dates?

USER: Thank you for your response, I want to take off on Aug 07 and please confirm my return ticket also on Aug 09.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for opting us.