You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Can you please help me in booking a flight ticket from Washington, IAD to Los Angeles, LAX?

ASSISTANT: Sure, may I know the planned travel dates?

USER: My journey dates are from Nov 09 to Nov 11.

ASSISTANT: Please provide me the name.

USER: My name is Charles Phillips.

ASSISTANT: May I know the connection limit for this journey?

USER: I need a connection in between journey.

ASSISTANT: Do you have any other specifications?

USER: My return time is evening.

ASSISTANT: Sorry, there are no flights are available for your desired intent.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.