You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am James Moore.

ASSISTANT: How may I help you today?

USER: I would like to fly to New York to attend a client meeting, can you please help me to book a flight ticket with single connection?

ASSISTANT: Sure, let me know your travel dates please?

USER: I intend to start on Jan 4th and my return date will be on Jan 6th.

ASSISTANT: Could you please share me your airport codes?

USER: My boarding and landing airport codes are LAX and JFK.

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

USER: Make sure that my depart time will be in evening and my return time will be in morning.

ASSISTANT: Ok, is there any class preference?

USER: No, I don't have any class preference.

ASSISTANT: Do you need any airline preference?

USER: No.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry to inform you that there are no flight services available on your details.

USER: No issues. Thank you for your information.

ASSISTANT: Thanks for reaching us, have a nice day.