You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today at this moment?

USER: I need to travel from LAS to SEA, can you help me in doing that?

ASSISTANT: Sure, I am happy to assist you. When would you like to depart and arrive?

USER: My return time is in afternoon.

ASSISTANT: Do you need any connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Can you please share me your travelling dates?

USER: My trip dates are Sep 27 to 29.

ASSISTANT: May I know your good name please?

USER: I am Jessica Robinson.

ASSISTANT: Unfortunately we did not find any flight on your provided information.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for approaching us.