You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: I am Susan Mitchell, I need a flight ticket from phoenix AZ - PHX to Seattle, WA - SEA to attend a funeral.

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are 06/23 to 06/25.

ASSISTANT: Thanks for your time. Unfortunately we did not find any flights available for you as per your request.

USER: OK, no issue. Thank you for your help. Have a nice day.

ASSISTANT: Thank you for choosing us.