You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: I am planning to attend a Tennis competition in Seattle SEA from LAS. Can you find a flight ticket for me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: On which dates would you like to travel?

USER: My planned trip dates are on Aug 04 and return on Aug 06.

ASSISTANT: Do you need a lay by in between the journey?

USER: I need a single connecting flight.

ASSISTANT: Ok, may I know your good name please?

USER: Yes, I am Matthew Roberts.

ASSISTANT: Do you have any other preferences?

USER: Yes, I want to return in the morning time.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: There are no flights found on your requested dates.

USER: Ok, not an problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.