You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I need your help in booking a flight ticket.

ASSISTANT: Sure, may I know your planned trip dates?

USER: September 8 and 10 are my planned travelling dates.

ASSISTANT: Can you please share your airport codes?

USER: HOU and PHL are my in and out airport codes.

ASSISTANT: Is there any connection limit?

USER: Yes, I need a break in my journey.

ASSISTANT: Do you have any arrival and depart timings?

USER: I am flexible with any time to fly.

ASSISTANT: Please forward your name.

USER: My name is Michelle Lewis.

ASSISTANT: Do you have any other specifications?

USER: No, I don't have more needs to mention.

ASSISTANT: We found a connecting flight of fare 200 with airline Southwest and number is 1019. Can I proceed?

USER: Yes, please book the ticket.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Great! Thank you.

ASSISTANT: Thank you for availing us.