You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Matthew Lewis.

ASSISTANT: Ok.

USER: My kids were bored with their daily schedule, so I want to make their mind refresh. I have decided to take a tour to Houston, TX - HOU. Will you help me in booking a connecting flight?

ASSISTANT: Sure, I will help you. May I know your take off airport code?

USER: My takeoff airport is Denver, CO - DEN.

ASSISTANT: What are your schedule dates?

USER: My planned scheduled dates are 06/01 and 06/03.

ASSISTANT: Please, wait a while.

USER: Sure.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: There are no flights found on your route that matches your requirements.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for approaching us.