You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Jacob Robinson.

ASSISTANT: How can I help you?

USER: I need to book a flight ticket under the range of 500. Can you help me with booking on 10/08?

ASSISTANT: Sure, please provide me your travel details?

USER: My return date is 10/10. My airport codes are from PHX to LAX.

ASSISTANT: We found airline Delta with fare 100. Flight number 1022 with a connection.

USER: Ok, You can proceed.

ASSISTANT: Your book is done.

USER: Ok, Thank you.

ASSISTANT:  Thank you for availing us.