You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Could you please aid me in making an airline reservation from PHL to HOU?

ASSISTANT: Sure, may I know your travel dates please?

USER: My travel dates are Nov 26th and Nov 28th.

ASSISTANT: Do you prefer direct or single connected flight?

USER: I need a connecting flight.

ASSISTANT: Please let me know if you have any other specifications.

USER: I prefer to travel with normal-cost airline.

ASSISTANT: Can I have your good name please?

USER: Jacob Baker.

ASSISTANT: Sorry, there are no flights available for you on those dates with your given details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.