You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I support you?

USER: Can you help me in booking flight ticket from SEA to OAK?

ASSISTANT: Sure, I am happy to help you. When are you willing to travel?

USER: My trip dates are June 24 to June 26.

ASSISTANT: Do you have any break in between journey?

USER: I prefer to travel in connecting flight.

ASSISTANT: Is there any other specifications for you?

USER: My return should be in the afternoon. I need to travel in economy class.

ASSISTANT: Can I have you good name?

USER: Daniel Lewis here.

ASSISTANT: Thanks for providing details, we did not find any flights on your journey routes.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for availing us.