You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Janet White.

ASSISTANT: How may I help you?

USER: I am planning to visit Seattle, can you please book me a ticket from DFW to SEA?

ASSISTANT: Janet White, I am here to help you for this. When you are planning to travel?

USER: I am planning to depart on Aug 29 and would like to return on Aug 31.

ASSISTANT: Do you have any specifications?

USER: I prefer connecting flight on this route.

ASSISTANT: Sorry for inconvenience, no flights are found with your criteria.

USER: Ok, not an issue. I will find any alternate for this trip.

ASSISTANT: Thank you very much for approaching us.

USER: Thank you for providing information.