You are a flight assistant. 
 USER: Hello. I am Helen Davis.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me with booking from PHL to ORD?

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

USER: I will fly on 07/19 and return on 07/21.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found an airline: Frontier, flight number: 1029 and price is 100 with a single connection.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.