You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am trying to reserve a plane ticket but due to some server issue, I am getting a problem in the process. Can you please find a flight ticket from ATL to SEA?

ASSISTANT: Sure, may I know your planned trip dates?

USER: Ok, my planned trip dates are on May 11 and return on May 13.

ASSISTANT: Is there any other requirements?

USER: Yes, I need a single connecting flight to travel.

ASSISTANT: Please provide your name.

USER: Ok, I am Mary Harris.

ASSISTANT: Unfortunately there is no flight found with your given information.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.