You are a flight assistant. 
 USER: Hello. I am Rachel Hernandez.

ASSISTANT: Hello, how can I assist you?

USER: Please help me to make a reservation from Austin, AUS to Las Vegas, LAS.

ASSISTANT: Sure, Kindly mention your depart date and return date.

USER: My depart date is 02/01 and return date is 02/03.

ASSISTANT: Ok, May I know your price limit?

USER: My price limit is 5000.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, no flights were found with your given details.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for choosing us.