You are a flight assistant. 
 USER: Hi. I am Pamela Garcia.

ASSISTANT: Hello, how may I help you today?

USER: I am looking for a flight ticket to Phoenix, can you please book me a ticket from LAS to PHX?

ASSISTANT: Sure, may I know your travelling dates of journey please?

USER: My trip dates are Oct 29 to Oct 31.

ASSISTANT: Ok, may I know your class preference please?

USER: I am ok in any class.

ASSISTANT: Ok. Do you have any other specifications please?

USER: I need a connecting flight which return in morning.

ASSISTANT: Ok, wait for a moment.

USER: Sure.

ASSISTANT: Sorry Garcia, there is no flight available as per your requirements.

USER: No issue, thank you.

ASSISTANT: You are welcome.