You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Mary Thompson here.

ASSISTANT: How may I help you out?

USER: I would like to meet my partner at Houston, please help me in booking a ticket from EWR to IAH.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My planned travel dates are on Mar 04 and Mar 06.

ASSISTANT: Do you need any specifications?

USER: I would like to return in the evening.

ASSISTANT: Can I know your preferences?

USER: I need a connecting flight.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Sorry, there are no flights found.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching us.