You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Angela Smith, want to travel from PHL to IAD. Please help me in booking my ticket.

ASSISTANT: May I know your desired travel dates please?

USER: My travelling dates are from 03/02 to 03/04.

ASSISTANT: Do you have any other specifications?

USER: My arrival time should be in the evening with 1 connection.

ASSISTANT: There is a flight with connection limit 0 and fare 100, shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked, flight number 1009 with Delta Airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.