You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I best oblige you today?

USER: I am Ashley Walker. I am planning to attend my cousin wedding in Boston, so please help me in booking a flight ticket from Seattle.

ASSISTANT: Sure, please share me your departure and return dates of travelling?

USER: I want to fly on 01/10 and return on 01/12.

ASSISTANT: Can you please let me know your boarding and landing airport codes?

USER: My airport codes are WA - SEA, MA - BOS.

ASSISTANT: Do you need any lay over in between journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Just wait for a minute.

USER: Sure.

ASSISTANT: We are happy to say that there is a flight available in Delta airline of flight number 1002 and fare is 100. Shall I proceed for booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.