You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I planned to meet my friend in LAX, can you please help me to book a flight ticket from SEA?

ASSISTANT: Ok, I am here to help you with that. Can I know your planned trip dates?

USER: I prefer to travel on May 6 and May 8.

ASSISTANT: May I know your good name?

USER: I am Emma Martin.

ASSISTANT: Do you have any other requirements?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Sorry to say that, there are no flights available based on your travelling dates.

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

ASSISTANT: Thank you for approaching us.