You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nicolas Williams.

ASSISTANT: What service that you are expecting from our agency Williams?

USER: I have to attend a musical concert which is conducting in Houston, can you please reserve me a flight ticket?

ASSISTANT: Sure, I will help you with that. Can you please provide your planned dates of travelling to go there?

USER: Ok, my planned travelling dates are 07/11 and 07/13.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: The origin and destination airport codes are SFO and HOU.

ASSISTANT: Please wait a moment to check the flights.

USER: Ok, take your time but make sure that the connection limit is 1.

ASSISTANT: Based on your information, Frontier airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: Yes, I am ok with this flight. You can proceed with ticket booking.

ASSISTANT: Ok, your ticket has been booked in flight number 1021.

USER: I am happy for the help which you have done for me. Thank you.

ASSISTANT: Thank you for reaching us, hope you have a great journey.

USER: You are welcome.