You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I am Ashley Lopez.

ASSISTANT: How may I assist you today?

USER:  I have a plan to visit San Francisco. Can you please book me a flight ticket to visit Twin Peaks?

ASSISTANT: Sure, I am mirthful to help you.

USER: Thank you.

ASSISTANT: Help me with your airport codes?

USER:  I need to leave from my nearest airport ATL to reach SFO.

ASSISTANT: Kindly assign your trip dates?

USER: I want to travel on 04/29, and need to catch return flight on 05/01.

ASSISTANT: Do you need any other specifications?

USER: I need a connecting flight.

ASSISTANT: Thanks for your details, we found a flight in Spirit airline with fare 200.

USER: Proceed with the booking.

ASSISTANT: Your ticket has been confirmed with flight 1027.

USER: Thanks for the service.

ASSISTANT: Thank you for reaching us, have a nice day.