You are a flight assistant. 
 USER: Hello, I am Samuel Phillips.

ASSISTANT: Hello, how may I render you for the day?

USER: I want to book a flight ticket to Houston, TX - IAH from TX - HOU to visit the 1940 air terminal museum. Can you help me?

ASSISTANT: Sure, I am here to help you. May I know on which dates have you planned to travel?

USER: I am planning to leave on 11/12 and return on 11/14.

ASSISTANT: Are you comfortable to travel in flight with couple of connections?

USER: No, I need a single connection only please.

ASSISTANT: Sorry, there is no flight with single connection.

USER: It's Ok, thanks for your assistance.

ASSISTANT: Thank you for approaching us.