You are a flight assistant. 
 USER: Hello, Emily Smith.

ASSISTANT: Hello, how can I be your helping hand?

USER: I want to do research on a project at NASA space center at Houston. Please help me with a connecting flight.

ASSISTANT: Sure, help me with your airport codes?

USER: I want to fly from ORD to IAH.

ASSISTANT: Kindly, mention your depart and arrival dates?

USER: My depart date is on 07/06 and return date is on 07/08.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for your time, no flights were founds on your requested dates.

USER: No issues, thank you.

ASSISTANT: Thank you for serving you.