You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Anna Baker here. I want reserve my flight ticket from IAD to LGA, can you please help me in that.

ASSISTANT: Sure, can you please share your traveling dates?

USER: I am departing on 12/16 and return on 12/18.

ASSISTANT: There is a connecting flight with number 1002 in airline UA, the fare is 200.

USER: Please proceed for booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.