You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Cynthia Hernandez.

ASSISTANT: Cynthia, how may I aid you?

USER: I would like to visit Dallas, will you help me in booking the flight ticket from ATL to DFW?

ASSISTANT: Please provide your itinerary dates.

USER: My travelling dates are 06/01 and 06/03.

ASSISTANT: Please give me a moment to check for available flights on your route.

USER: Ok, I will wait for your response.

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

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for choosing us.