You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I need you to book a flight ticket from DFW to PHX. Please help me.

ASSISTANT: Sure, may I know your itinerary dates?

USER: February 16 and 18 are my planned travelling dates.

ASSISTANT: May I know your name?

USER: My name is Frank Hill.

ASSISTANT: Which class do you prefer?

USER: I am ok to fly in any class.

ASSISTANT: Do you have any specifications?

USER: I wish to depart in the morning.

ASSISTANT: Please give me a moment to check for available flights.

USER: No worry, no hurry. Take your time.

ASSISTANT: Direct flight is provided by AA airlines with flight number 1025 and ticket costs you 100 in economy class.

USER: Ok.

ASSISTANT: Your ticket is confirmed Frank Hill. Flight departs at 3:00 hours and arrives at 7:00 hours.

USER: Thank you.

ASSISTANT: Thank you for contacting us.