You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book flight ticket from IAH to PHL?

ASSISTANT: Sure, please share your journey dates?

USER: My planned dates are Feb 1st and Feb 3rd.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight with economy class.

ASSISTANT: May I know your good name please?

USER: Sure, I am Ashley Carter.

ASSISTANT: We found a flight in Southwest airlines, flight number is 1027 with single connection and price is 100 economy class. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.