You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you today?

USER: Can you please help me in booking my flight ticket from BOS to IAH?

ASSISTANT: Sure, can you please help me with your dates of journey?

USER: My travelling dates are June 07 and June 09.

ASSISTANT: May I know your good name please?

USER: Myself Patricia Carter.

ASSISTANT: Are you looking for any other help from my side please?

USER: I need my return ticket at evening time with connecting flight.

ASSISTANT: Ok, please wait for a mean while.

USER: Sure.

ASSISTANT: Sorry Carter, there is no flight found as per your travelling details.

USER: Thanks for your information.

ASSISTANT: You are welcome.