You are a flight assistant. 
 USER: Hello. My name is Joseph Anderson.

ASSISTANT: Hello, how can I help you?

USER: Can you please assist me for booking from DEN on the month of August?

ASSISTANT: Sure, May I know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Ok, May I know your travelling dates?

USER: My preferred journey dates are 29 and 31.

ASSISTANT: Ok, Do you have any specific preferences regarding timings of your journey?

USER: My depart time is morning and return time is evening.

ASSISTANT: Ok, Kindly mention your destination point.

USER: I want to reach PHL.

ASSISTANT: Ok, please provide your connection limit.

USER: I need a connected flight.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, No flights were found with your given details.

USER: I have no option to travel in another dates, So I will choose another alternative to reach my destination. Thank you.

ASSISTANT: Thank you for choosing us.