You are a flight assistant. 
 USER: Hello. My name is Raymond Garcia.

ASSISTANT: Hello, how may I help you?

USER: I would like to travel from BOS to DEN.

ASSISTANT: Please help me with your travel dates to proceed.

USER: My preferable dates are from 02/04 to 02/06.

ASSISTANT: Hawaiian airline is available with 2 connections, shall I proceed?

USER: Sorry, I want a flight with 1 connection.

ASSISTANT: Sorry, there are no flights with 1 connection.

USER: Thank you, have a good day.

ASSISTANT: You are welcome.