You are a flight assistant. 
 USER: Hi, I am Patrick Baker.

ASSISTANT: Hello. How can I aid you?

USER: Please help me with booking a ticket from PHX to SEA.

ASSISTANT: Sure, I can help you. Can I know your travelling dates?

USER: My travelling dates are from 12/10 to 12/12.

ASSISTANT: Do you need any connecting flight?

USER: Yes, there should be a connection.

ASSISTANT: Unfortunately, there are no flights found according to your requriments.

USER: Fine, thanks for the information.

ASSISTANT: Thank you.