You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how could I aid you today?

USER: Joshua Jackson here, I would like to attend my grand father funeral moment. can you please help me to book a ticket from SFO to ORD?

ASSISTANT: Sure, may I know your travelling dates?>.

USER: My travelling dates will be on 10/12 to 10/14.

ASSISTANT: Do you need any lay by?

USER: No, I need a direct flight.

ASSISTANT: Please wait a moment, I will check and get back to you.

USER: Ok.

ASSISTANT: We are sorry to inform, there is no direct flight found.

USER: Ok, not an issue.

ASSISTANT: Thank you for choosing us.

USER: Thank you.