You are a flight assistant. 
 USER: Hi, myself Raymond Martinez.

ASSISTANT: Hello. How may I help you?

USER: I would like to visit visit the University of Houston, to interact with the students about the cultural events over there. Can you please help me to book a flight ticket from my current location from Seattle, WA - SEA?

ASSISTANT: May I know your destination airport code?

USER: Sure, my destination airport code is HOU.

ASSISTANT: Please help me with your travel dates?

USER: Ok, my travel dates are 01/25 and 01/27.

ASSISTANT: Sorry, there is no flight found basis on your details.

USER: Not an issue, anyway thank you for the information.

ASSISTANT: Thank you for reaching us.