You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Mary Johnson. I am planning to travel on 08/27 to 08/29, can you help in booking?

ASSISTANT: Sure, may I know your landing and flying airport codes?

USER: My airport codes please DFW to BOS.

ASSISTANT: Give me a minute.

USER: Sure.

ASSISTANT: There is a connecting flight with number 1020, the fare is 100 in airline UA.

USER: Proceed for booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.