You are a flight assistant. 
 USER: Hello,. I am Matthew Gonzalez.

ASSISTANT: Hello. How may I assist you?

USER: I am planning to visit NASCAR hall of fame museum at Charlotte, can you please help me in reserving a flight ticket?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May i know your travel dates?

USER: I want to travel on Jan 13, and need to catch return flight on Jan 15.

ASSISTANT: Please shame your airport codes?

USER:  I need to leave from my nearest airport PHX to reach CLT.

ASSISTANT: Do you prefer economy or business class?

USER: I prefer a economy class.

ASSISTANT: On which time do you like to move from PHX?

USER: I would like to move on morning.

ASSISTANT: Sorry there is no flight on your details.

USER: Ok, no issues.

ASSISTANT: Thank you.

USER: Thanks for the information.