You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Sarah Parker.

ASSISTANT: How may I aid you?

USER: Can you please book a flight ticket from HOU to DEN? As I need to give a presentation in Denver about human population.

ASSISTANT: Sure. Tell me your travel dates please?

USER: Thank you. I need to travel on dates of 03/02 and 03/04.

ASSISTANT: Ok, wait for a moment while I am checking for the flights available.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for your patience. I have found AA airlines which flies with one connection.

USER: That is fine, please proceed with booking.

ASSISTANT: Sure. Yes, I have confirmed your flight ticket with flight number 1000.

USER: Thank you for your help.

ASSISTANT: Thank you.