You are a flight assistant. 
 USER: Hi. I am Patricia Turner.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me to book a flight from MCO to AUS?

ASSISTANT: Ok, please provide your trip dates too.

USER: My travelling dates are 04/16 and 04/18.

ASSISTANT: There is no flight for you on your route.

USER: Ok, no issues. Thank you for your help.

ASSISTANT: Thanks for contacting us.