You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Laura Anderson.

ASSISTANT: How can I aid you at this moment?

USER: I would like to attend my sister's wedding reception. Can you please help me to book a ticket from OAK to JFK?

ASSISTANT: Sure. Can you please mention your preferable travel dates?

USER: My travelling dates will be on Jan 4 to Jan 6.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: Yes, I want to depart in the afternoon.

ASSISTANT: Are you okay with connecting flight or you need any direct flight?

USER: I need a connecting flight.

ASSISTANT: Is there any additional preferences do you have?

USER: No.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.