You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I help you?

USER: Can you please help me in booking my flight ticket from IAD  to OAK?

ASSISTANT: Sure, may I know your travelling dates?

USER: My planned travel dates are Feb 23-25.

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Are there any preferences?

USER: No.

ASSISTANT: May I know your name?

USER: I am Justin Lewis.

ASSISTANT: You have a connecting flight 1025 in UA airlines and price 100 in economy class, Shall I proceed?

USER: Ok, please proceed.

ASSISTANT:  Your ticket has been processed and it will be send to your Email-Id shortly.

USER: Thank you.

ASSISTANT: Thank you.