You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight from HOU to PHL?

ASSISTANT: Sure, please share your journey dates?

USER: Sure, my planned dates are on Apr 23rd to 25th.

ASSISTANT: Do you have any specifications?

USER: I prefer a connected flight.

ASSISTANT: Is there any class preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: Sure, my name is Karen Walker.

ASSISTANT: We found a flight in Southwest airlines, flight number is 1014 with single connection and price is 200 economy class. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.