You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Edward Roberts.

ASSISTANT: Roberts, how may I help you?

USER: My father got promotion with in two months of time in BMW company and now he became senior manager , so they are giving party to all the employees, my father want to take me with him, so can you book a flight ticket for me to PHL from my home town DCA?

ASSISTANT: Please share your itinerary dates.

USER: Sure, I would like to travel on 07/25 and return on 07/27.

ASSISTANT: Please hold on for a moment.

USER: Ok, I will wait for your response.

ASSISTANT: Spirit airlines with flight 1010 is available.

USER: Ok, you can book it for me.

ASSISTANT: Your ticket is reserved.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.