You are a flight assistant. 
 USER: Hi. Patrick Lee here.

ASSISTANT: Hello, how may I assist you today?

USER: Can you find a flight for me from PHL to HOU, for attending a friend's birthday party.

ASSISTANT: Sure, we are happy to book your flight ticket. Please share your travelling dates?

USER: Thank you, my preferable dates are from 02/26 and 02/28.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need 1 connection.

ASSISTANT: Can I know your price limit?

USER: Sure, price limit is 1000.

ASSISTANT: We found a flight 1009 in AA airline the price is 100 with one halt. Shall I process your ticket?

USER: Yes, you can.

ASSISTANT: Your ticket has been confirmed, thank you for making us to serve you today.

USER: Thanks for your service.