You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your good name?

USER: I am Joseph Turner,.

ASSISTANT: Thank you for mentioning your name. How may I serve you today?

USER: I want to book a flight ticket to meet my sister.

ASSISTANT: Can I know your travelling days?

USER: My travelling dates are from 09/13 to 09/15.

ASSISTANT: Could you please provide the connection limit?

USER: I need a connection between my journey.

ASSISTANT: To move for booking I need your airport code abbreviates.

USER: My boarding point is CA- LAX and landing point is DC- IAD.

ASSISTANT: Please hold on, I will check the flights availability and revert you.

USER: Ok.

ASSISTANT: Thank you for being patient, we found a flight 1017 in AA airlines.

USER: Please go with booking.

ASSISTANT: It is a direct flight.

USER: I need a connection.

ASSISTANT: Sorry to inform you that there is no flights available with your requirements.

USER: No issues, thank you for the information.

ASSISTANT: Thank you for reaching us. Have a great day.