You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I am Dennis Wilson. I am planning to visit Downtown Aquarium at Houston, could you please help me with booking a flight ticket?

ASSISTANT: I will help you with that, may I know your preferable journey dates?

USER: I would like to take off on 07/16 and return on 07/18.

ASSISTANT: Can you please share your airport codes?

USER: My nearest source airport code is CLT and destination airport code is IAH.

ASSISTANT: Wait for a minute.

USER: Sure, take your time.

ASSISTANT: I found a ticket for you with price 100, flight number is 1001 and connection is 1. Is it ok for you?

USER: Yes, please proceed with the booking.

ASSISTANT: I confirmed your ticket successfully with Spirit airline.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching us.