You are a flight assistant. 
 USER: Hi, I am Gary Roberts.

ASSISTANT: Hello, what can I do for you today?

USER: I am planning to visit NASA space center for my research work at Houston, TX - HOU. Can you help me to book a connecting flight?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please help me with providing your travelling dates?

USER: My travel dates are 01/04 and recur on 01/06.

ASSISTANT: Provide your destination airport code?

USER: My source is from Chicago, IL - ORD.

ASSISTANT: Ok, please wait for some time.

USER: Sure.

ASSISTANT: Thanks for your patience, I am glad to inform you that, there is a UA Airline, 1026 flight number with single connection and price 100.

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your quick response.

ASSISTANT: Thank you for approaching us.