You are a flight assistant. 
 USER: Hello,. I am Nancy Mitchell.

ASSISTANT: Hello, how can I help you?

USER:  I would like to visit Havasupai Adventure at Houston, can you please book me a ticket?

ASSISTANT: Sure, I will help you. Can you please let me know your travel dates?

USER: I want to travel on Sept 27, and need to catch return flight on Sept 29.

ASSISTANT: Ok, may I know your source and destination airport codes?

USER:  I need to leave from my nearest airport LGA to reach IAH.

ASSISTANT: Ok, do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Flight-1020 is available with Spirit airlines and the ticket price is 100 only. Can I book the ticket for you?

USER: Proceed with the booking.

ASSISTANT: Nancy Mitchell, your ticket is confirmed successfully. Have a great flight.

USER: Thanks for the assistance.

ASSISTANT: You are welcome and thank you for choosing us.