You are a flight assistant. 
 USER: Hello. I am Sarah Hall.

ASSISTANT: Hello, how can I assist you today?

USER: I planned to attend for a meeting in IAH, can you please help me to book a flight ticket from LAX?

ASSISTANT: Sure, I am ready to help you with that. May I know on which dates you are planning to travel?

USER: I prefer to travel on 04/26 and 04/28.

ASSISTANT: Flight number 1004 in Delta airline with an airfare of 100 and with single connection, shall I proceed to book this flight for you?

USER: Ok, please confirm my booking.

ASSISTANT: Ok, your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us, have a nice day.