You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Jessica Gonzalez here.

ASSISTANT: How can I guide you?

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

ASSISTANT: Ok, may I know your travelling dates?

USER: The travel dates are from 28 Oct to 30 Oct.

ASSISTANT: Can you please mention your travelling airport codes?

USER: Yes, the airport codes are from CLT to LAS.

ASSISTANT: Do you have any airline preference?

USER: No. I am looking for a single connecting flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, no flights found on your route to reserve ticket.

USER: That is not a problem. Thank you.

ASSISTANT: Most welcome.