You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How may I serve you today?

USER: I want to book a flight ticket to Houston with a single connection. Can you please help me with it?

ASSISTANT: Ok, I will assist you with booking. May I have your name,please?

USER: My name is Emma Green.

ASSISTANT: Ok. Please share me the travelling dates.

USER: Travelling dates are 09/13 and 09/15.

ASSISTANT: Can I have your airport codes to proceed further?

USER: Airport codes are IAH-HOU.

ASSISTANT: Ok. UA airline with a connecting flight is available for you. 1005 flight number.

USER: You can proceed with booking.

ASSISTANT: Your reservation is done.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.