You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit Dallas to meet my uncle, please help me in booking a ticket from LAX to DFW.

ASSISTANT: Sure, please share your journey dates?

USER: My planned journey dates are on Dec 1 and Dec 3.

ASSISTANT: Do you have any specifications?

USER: I need a flight with single connection.

ASSISTANT: May I know your good name?

USER: My name is Lisa Davis.

ASSISTANT: Sorry, no flights found on your given details.

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

ASSISTANT: Thank you for choosing us.