You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you at this moment?

USER: Rebecca Garcia here. I am looking for a flight ticket with morning as the depart time. So can you book it for me?

ASSISTANT: Sure, we are here to help you with that booking. Can you please share your planned travel dates?

USER: The travel dates are from 22 June to 24 June.

ASSISTANT: May I know your preferable airport codes, please?

USER: Yes, the airport codes are from LGA to HOU. I am looking for a economy class.

ASSISTANT: Do you have any limits on the number of connections?

USER: Make sure it is a single connecting flight.

ASSISTANT: There is no flight available on this route as per your given travel dates.

USER: That is not a problem. Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.