You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Donna Jackson.

ASSISTANT: How can I best oblige you today?

USER: Can you please book a flight ticket from Washington, DCA to  Philadelphia, PHL?

ASSISTANT: Sure, we are glad to help you.

USER: Thank you.

ASSISTANT: Let me know your travelling dates?

USER: My journey dates are, depart on 08/26 and arrival on 08/28.

ASSISTANT: Do you have any other specifications?

USER: Price limit is up to 200 only.

ASSISTANT: We found a flight 1029 in AA airline with a fare of 100. Shall I proceed with a connecting flight?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.