You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am planning to go for holiday trip from PHL to IAD. Can you please help me in booking my flight ticket?

ASSISTANT: Sure, can you give me your trip dates?

USER: My trip dates are June 01 and June 03.

ASSISTANT: Do you need any connections?

USER: I need a single connecting flight.

ASSISTANT: Are there any other preferences?

USER: I want my depart ticket at morning time.

ASSISTANT: May I know your name?

USER: Myself Angela Gonzalez.

ASSISTANT: Connecting flight number 1004 in economy class with price 100 is available. Is it ok for you?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.