You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how exactly I can serve you the best today?

USER: I want to fly from SEA to JFK. Can you book a flight from that route?

ASSISTANT: Kindly mention your travelling dates?

USER: Sure, my planned travel dates are 08/19 and 08/21.

ASSISTANT: May I know your name?

USER: Sure, George Wilson here.

ASSISTANT: Is there any connection limit for you?

USER: I want a flight with single connection.

ASSISTANT: Is there any other specifications for your journey?

USER: Make sure that, my depart time should be in afternoon only.

ASSISTANT: Please wait.

USER: Sure, make it fast.

ASSISTANT: Sorry George Wilson, we haven't found any flight based on your requirements.

USER: No issues, thank you for the information.

ASSISTANT: Thanks for reaching us.