You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Samuel Wright.

ASSISTANT: How may I aid you today?

USER: I am looking for a flight from EWR to IAH, can you help me out?

ASSISTANT: Sure, kindly share your planed travelling dates.

USER: My trip dates are from May 5th till May 7th.

ASSISTANT: Do you need a break in between your journey?

USER: I need my return flight in evening session.

ASSISTANT: Could you please let me know your depart and return timings?

USER: I mentioned above. I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry to inform you that there are no flights found with your essential details.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing us.