You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Mary Scott want to go for a round trip to WA-SEA.

ASSISTANT: Sure, Can you share me your travelling dates for booking purpose?

USER:  Can you book a  connecting flight? My travelling dates 06//10 and 06/12.

ASSISTANT: May I know your name?

USER: I have already provided.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting unfortunately there is no flights found on your details. Thanks for choosing us.

USER: Thank you.