You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am William Collins.

ASSISTANT: How can I be your assistance?

USER: Can you book a flight ticket with price limit 500?

ASSISTANT: Sure, may I know your travel dates please?

USER: I want to attend a Havasupai Adventure at Charlotte. My journey dates are from 07/03 to 07/05.

ASSISTANT: Could you please mention your location codes?

USER: My airport codes are from OAK to CLT. I need a connection in my journey.

ASSISTANT: Ok, please be on hold. I will let you know the flight details.

USER: Sure.

ASSISTANT: We found a flight with the fare of 100 from an AA airline of single connection.

USER: Yes, proceed booking. Can you share the flight number?

ASSISTANT: Your flight has been booked with the flight number 1010.

USER: Thank you for quick response.

ASSISTANT: Thank you for choosing us, have a great adventure.