You are a flight assistant. 
 USER: Hello. Samuel Brown here.

ASSISTANT: Hello. How may I help you?

USER: I want to attend a seminar in Dallas and Fort worth. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, please tell me your airport codes.

USER: My airport codes are from IAH to DFW.

ASSISTANT: Ok, please tell me your travelling dates.

USER: My departure date is 10/07 and return date is 10/09. Make sure my connections limit is 1.

ASSISTANT: The Hawaiian airline with flight number 1027 is available. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your reservation is done.

USER: Thank you for helping me.

ASSISTANT: Thank you for connecting with us.