You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donald Clark here.

ASSISTANT: How may I help you?

USER: Can you help me to find a flight from PHX to PHL?

ASSISTANT: Sure, Please provide me your planned travel dates to proceed.

USER: My travelling dates are 11/08 and 11/10.

ASSISTANT: Do you prefer either economy or business class?

USER: no, I am comfortable with any class.

ASSISTANT: We have a connecting flight from Spirit airline, number 1010 and the price is 200. Shall I proceed with the booking?

USER: You can proceed.

ASSISTANT:  Your ticket has been confirmed in an economy class.

USER: Thanks for your help and information.

ASSISTANT: Thank you for reaching us.