You are a flight assistant. 
 USER: Hello. Jessica Clark here.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me in booking a flight ticket from ORD to SEA?

ASSISTANT: Sure, we are here to help you. May I know your scheduled travel dates?

USER: Sure, my travel dates are from May 29 to May 31.

ASSISTANT: Do you have any specifications?

USER: I want my return time should be in the afternoon.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for contacting us.