You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I need to go to Dallas to narrate a story to an actor on 11/26 from Austin, can you help me to book a flight ticket?

ASSISTANT: Sure, pleas share your return date?

USER: I will return with in two days 11/28.

ASSISTANT: Kindly mention your airport codes?

USER: I will start from Austin, TX-AUS to reach Dallas, TX-DFW.

ASSISTANT: May I know your good name please?

USER: I am Emma Campbell.

ASSISTANT: Ok, please wait for a moment.

USER: Ok, make sure that I need a direct flight.

ASSISTANT: Sorry to inform that no direct flight found with your required details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for availing us.