You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What type of service you are excepting from us?

USER: I am Rebecca Perez, want to travel from JFK to SEA. Please help me in booking my ticket.

ASSISTANT: Sure, I am happy to help you with that. Could you provide me your travelling dates?

USER: Sure, my travelling dates are from 04/02 to 04/04.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Sorry to say that, there are no fight's found based on your travelling dates.

USER: It's ok, thank you for your help.

ASSISTANT: Thank you for reaching us.