You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you at this moment?

USER: I am Shirley Jackson. I would like to book a ticket to Dallas, can you please help me out?

ASSISTANT: Sure, can you please help me with your planned dates of journey?

USER: I am travelling on these dates 04/07 and 04/09.

ASSISTANT: Ok, please provide your respective location points.

USER: I am flying from AUS and DFW.

ASSISTANT: Sorry Jackson, there is no flights as pr your destination point.

USER: Ok no problem, thank you for your services.

ASSISTANT: My pleasure, thank you for reaching out here.