You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Brain Young.

ASSISTANT: How can I assist you?

USER: I want to book a flight ticket within 500. Can you help me?

ASSISTANT: Ok, may I know your travelling dates?

USER: 12/28 and 12/30 are my travelling dates.

ASSISTANT: Can you please mention your travelling airport codes?

USER: CLT and LAS are my airport codes.

ASSISTANT: Do you want any halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Here is a connecting flight with fare 100 and 1007 as flight number providing ticket in economy class. Shall I proceed with booking?

USER: You can proceed it for booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.