You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Karen Garcia. I need to book a ticket to meet my brother on his birthday, so please help me in doing that.

ASSISTANT: Sure, please share your planned trip dates?

USER: My travelling dates are mar 20 and mar 22.

ASSISTANT: Ok, let me know your boarding and landing airport codes?

USER: Ok. My travelling airport codes are ORD and PHX.

ASSISTANT: Ok, any other requirements to be met?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, we found a flight- 1002 of Spirit airlines with connection matches your requested details. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.