You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Steven Lee.

ASSISTANT: How can I assist you?

USER: I need to book a ticket with fare of 10000 from Houston to meet my Grandfather.

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Could you please help me in doing that? My travelling dates are 05/07 and return on 05/09.

ASSISTANT: Please provide your airport codes that you want to travel.

USER: My airport codes are HOU and ORD.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: You can confirm in this airline.

ASSISTANT: Your ticket is booked. The flight number is 1012 and the airline is Frontier.

USER: Thank you.

ASSISTANT: Welcome, have a great day.