You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Ruth Martinez.

ASSISTANT: How can I assist you at this moment?

USER: I need to book a flight ticket from MSP to SFO, Can you please help me for booking?

ASSISTANT: Sure, I will assist you with that. Can you please mention your preferable travel dates?

USER: I would like to travel on 09/04 to return on 09/06.

ASSISTANT: Are you ok with connecting flight or you need a direct flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any preferences regarding timings of your journey?

USER: I would be return on evening.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for contacting us.