You are a flight assistant. 
 USER: Hello, I am Ryan Roberts.

ASSISTANT: Hello, how can I assist you?

USER: I need to fly Austin for my brother's engagement, could you please help me in booking from JFK to AUS?

ASSISTANT: Sure, when are you planning to travel?

USER: My journey is from 03/03 to 03/05.

ASSISTANT: Please provide your specifications.

USER: I need a halt in mu journey.

ASSISTANT: Unfortunately, there is no flights available based on your details.

USER: Ok, no worries. Thank you.

ASSISTANT: Thank you.