You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am looking for a flight ticket to Houston, can you please book me a ticket from BOS to IAH?

ASSISTANT: May I know your desired travel dates please?

USER: My trip dates are Jan 8 to Jan 10.

ASSISTANT: Do you have any specifications?

USER: I prefer a normal-cost.

ASSISTANT: May I know your connection limit please?

USER: I need a connecting flight.

ASSISTANT: Sorry to say, there is no flight on your desired travel dates.

USER: No issue, thank you.

ASSISTANT: May I know your name please?

USER: I am Jennifer Phillips.

ASSISTANT: Thank you for opting us.