You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket from AUS to LAS, can you please help me with booking?

ASSISTANT: Sure, we are here to help you. Kindly share your travel dates.

USER: Thank you, I have planned to travel on dates 15 and 17 of Apr.

ASSISTANT: Do you have any connection preference?

USER: Yes, I need a lay by in between the journey.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Please share your name.

USER: My name is Emily Young.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: That's ok, thank you for the response.

ASSISTANT: Thanks for reaching us.