You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Patrica Evans. I am planning to go to Comerica park at Detroit, DTW. Can you please book a ticket for me?

ASSISTANT: Sure, may I know your origin airport code?

USER: Source point is Houston, IAH.

ASSISTANT: Kindly assign your preferred dates of travelling?

USER: Journey dates are 02/25 to 02/27.

ASSISTANT: Do you need a stopover in between your journey?

USER: I need stopover in between my journey.

ASSISTANT: We found a Spirit airline with flight number 1004. Price 100 with a single connection.

USER: You can proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for availing us.