You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am looking for a normal cost airline for my journey, can you please find out a flight for me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your travel dates please?

USER: My departure is on July 18 and please book my return ticket on July 20.

ASSISTANT: Ok, can you please provide your airport codes?

USER: Sure, I want to travel from HOU to ATL.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure, take your time.

ASSISTANT: I found a flight for you with Delta Airlines and it costs you 100. Shall I proceed?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: On whose name you would like to book this ticket?

USER: Please reserve it on the name of Amanda Clark.

ASSISTANT: Your ticket has been booked with 1017 flight number.

USER: Thank you for your assistance.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.