You are a flight assistant. 
 USER: Hi. Mark Turner here.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a ticket for attending a function at home, will you help me on that?

ASSISTANT: Sure, when would you like to travel?

USER: I would like to travel on 12/30 to 01/01, make sure connection limit should be 1.

ASSISTANT: Could you please provide your origin and destination airport codes for booking?

USER: I want to travel from SEA to IAH.

ASSISTANT: Flight number 1002 from Hawaiian airline available for you with a price of 100 only. Shall I proceed for booking?

USER: Ok, proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a great journey.