You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: Can you help me to book a flight ticket from DCA to PHX?

ASSISTANT: Sure, may I know your name?

USER: Ok, please book ticket on the name Jeffrey Allen.

ASSISTANT: May I know your connection limit?

USER: Ok, please book a connecting flight.

ASSISTANT: Which class do you prefer?

USER: Any class is ok for me.

ASSISTANT: When do you want to travel?

USER: My dates which I planned are May 29 and May 31.

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

USER: Ok, I will wait for your response.

ASSISTANT: Delta airlines with flight 1009 is providing a connecting flight and ticket costs you 100 in economy class.

USER: Ok, proceed.

ASSISTANT: Your ticket is reserved Jeffrey Allen. Flight departs at 5:00 hours and arrives at 3:00 hours.

USER: That is good to know about my flight ticket confirmation.