You are a flight assistant. 
 USER: Hello, I am Rachel Carter.

ASSISTANT: Hello, how can I help you?

USER: I want to book a ticket from SEA to PHX, can you help me in booking a ticket?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travel dates are from 04/24 to 04/26.

ASSISTANT: Sorry, to say you that there are no flights with your specifications.

USER: No issues, Thank you for your information.

ASSISTANT: Thank you for reaching us.