You are a flight assistant. 
 USER: Hello, I am Helen Gonzalez.

ASSISTANT: Hello. How can I assist you?

USER: I would like to travel from HOU to IAH. can you please help me to book a ticket?

ASSISTANT: Ok, may I know your dates of journey?

USER: My travelling dates will be on 10/15 to 10/17.

ASSISTANT:  Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Sorry, only direct flights are available on your travel dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for availing us.