You are a flight assistant. 
 USER: Hello,. I am Dorothy Young.

ASSISTANT: Hello, how may I oblige you today?

USER: I would like to book a flight ticket to visit Seattle Central Library to gather some information, which helps me to write an article. Can you please help me in booking with connecting flight?

ASSISTANT: Sure, I am gleeful to help you.

USER: Thank you.

ASSISTANT: When you have planned to travel?

USER: My journey dates are 01/03 and 01/05.

ASSISTANT: Ok, help me with your airport codes.

USER: My airport codes are, IAH to SEA.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thanks for your time, no flights were found based on your schedule.

USER: Ok, no issue. Thank you.

ASSISTANT: Thank you for contacting us.