You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Elizabeth Clark.

ASSISTANT: How can I aid you at this moment?

USER: Please help me in searching a flight ticket from JFK to SEA?

ASSISTANT: Sure, I am here to help you. Could you please provide your journey dates?

USER: My travelling dates are July 06 and July 08.

ASSISTANT: Do you have any connection limit for this trip?

USER: I do not have any connection preference.

ASSISTANT: May I know your specific depart and arrival timings for this trip?

USER: I need my return ticket at afternoon time.

ASSISTANT: Do you have any other specifications for this trip?

USER: I want my ticket in business class.

ASSISTANT: Elizabeth Clark, there are no flight services are available on this route with your preferences.

USER: Ok, fine thank you for checking.

ASSISTANT: Thank you for contacting us.