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

ASSISTANT: Hello, how can I serve you now?

USER: I would like to host a Flower Festival at Houston, TX - IAH, will you help me to book a flight ticket on 02/07?

ASSISTANT: Sure, I will help you with booking. May I know your return journey date?

USER: My return date is 02/09.

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

USER: Yes, I need a stopover in between the journey.

ASSISTANT: Please provide me your boarding airport code?

USER: My boarding airport code is Philadelphia, PA - PHL.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1008 of airline spirit and fare is 100. Shall I proceed with booking?

USER: Sure, please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank your for reaching us.