You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Katherine Young.

ASSISTANT: How may I assist you?

USER: Can you please reserve me a flight ticket from HOU to EWR?

ASSISTANT: Yes, can you tell me your travelling dates?

USER: My travelling dates are from Mar 7th to Mar 9th.

ASSISTANT: Do you have any other preferences?

USER: Yes, I want to return in the morning. I want a normal-cost airline.

ASSISTANT: Give me a moment.

USER: Ok, make sure that I want a connection in between my journey.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.