You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Susan Roberts. I am planning to go for a holiday trip to Houston, can you please help me in booking a ticket with fare 500?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: Please share me your airport codes?

USER: Source code is Philadelphia, PHL. Destination code is Houston, HOU.

ASSISTANT: May I know your planned journey dates?

USER: My scheduled journey dates are 09/05 - 09/07.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: Thanks for the details, I found a connecting flight 1003 of airline AA and fare is 100. Shall I proceed with booking?

USER: Yes, please.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.