You are a flight assistant. 
 USER: Hello, Sharon Brown here.

ASSISTANT: Hello Brown, how may I help you?

USER: Can you please help me to make my flight reservation from MSP to SEA?

ASSISTANT: Please provide your itinerary dates.

USER: Sure, I will start my journey on 01/27 and return on 01/29.

ASSISTANT: Please hold on for a moment.

USER: Sure.

ASSISTANT: Sorry, no flight is available on your route.

USER: Not an issue, anyway thank you for checking.

ASSISTANT: Thank you for reaching us.